Articles Tagged with ''service''

How Listening Could've Saved Me My Eyebrows

By Randy Koch
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In my mind, there wasn’t much the residential market could throw at me. I should have guessed something was up by the half-amused look on my customer’s face when he described the problem as “a real hair raiser,” and that a measure of caution was in order … but what could be dangerous about a small furnace?
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HVAC and Plumbing Tips for Building Maintenance

By Robert Boyll
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Here are some tips for HVAC and plumbing systems maintenance in commercial buildings that will help mechanical contractors and their customers save time and money.
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The Professor: Ice Flake Machine Troubleshooting

By John Tomczyk
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This article is part one of a two-part series on ice flake machine troubleshooting. This article will examine troubleshooting low and high water levels. Next month’s article will examine water impurities and mechanical problems.
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Some Software for Getting the Job Done

By John R. Hall
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There’s a new tekkie product on the market almost every day - or so it seems. And the HVAC trade is certainly not immune to a deluge of new products, be they mobile for field applications or computer software/web portals for office workers. This article offers a glimpse of a potpourri of software and related products.
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The Professor: Restricted TXV Metering Device

By John Tomczyk
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This article explores how a restricted metering device will affect system performance and efficiency. The system is a commercial refrigeration system with a TXV as the metering device. The refrigerant being used is HFC-134a. Very similar results will occur if an automatic expansion valve (AXV) is used.
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Ice Breaker: Generic Refrigeration Maintenance Tips

By Joe Marchese
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The actual frequency and tasks performed will vary from system to system. However, here are some generic maintenance tasks which can be applied to many refrigeration systems. These tasks can be divided into two groups: one for maintaining the cabinet and one for maintaining the refrigeration system.
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Mini Split Installation

Twin Cities contractor Aabott Ferraro helped retrofit an older St. Paul home.

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NEWSMakers: Jeff Nusz

Jeff Nusz, president, Reitmeier HVAC Services, Tualatin, Oregon, joins the program to discuss how he modernized his website and gained new clients and more money because of it. We’ll go through the process of the change and much more.  Posted on Aug. 1.

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2014 July 28

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Prohibiting HFCs

EPA is proposing a rule that would prohibit some HFCs in select refrigeration applications. Do you agree with this move?
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2014 National Plumbing & HVAC Estimator

Every plumbing and HVAC estimator can use the cost estimates in this practical manual!

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